:root {
    --bg-0: #04050c;
    --bg-1: #0d1330;
    --bg-2: #1f2f66;
    --text: #f8fafc;
    --text-soft: #cbd5e1;
    --line: rgba(255, 255, 255, 0.16);
    --glass: rgba(9, 16, 38, 0.5);
    --primary: #7dd3fc;
    --accent-2: #a5b4fc;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    width: 100%;
    min-height: 100%;
}

body {
    font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    color: var(--text);
    overflow: hidden;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(56, 189, 248, 0.18), transparent 70%),
        radial-gradient(1000px 500px at 0% 120%, rgba(96, 165, 250, 0.15), transparent 70%),
        linear-gradient(145deg, var(--bg-0), var(--bg-1) 45%, var(--bg-2));
}

#bg-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.landing {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: grid;
    place-content: center;
    gap: 1rem;
    text-align: center;
    padding: 2rem;
}

.landing::before {
    content: "";
    position: absolute;
    inset: 14% auto auto 50%;
    transform: translateX(-50%);
    width: min(920px, 88vw);
    height: min(460px, 46vh);
    z-index: -1;
    border-radius: 24px;
    background: linear-gradient(160deg, rgba(14, 27, 65, 0.72), var(--glass));
    border: 1px solid var(--line);
    backdrop-filter: blur(12px);
    box-shadow: 0 30px 80px rgba(2, 6, 23, 0.45);
}

.eyebrow {
    margin: 0;
    font-family: "Space Grotesk", Inter, sans-serif;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-size: 0.78rem;
    color: var(--primary);
}

h1 {
    margin: 0;
    font-family: "Space Grotesk", Inter, sans-serif;
    font-size: clamp(2.3rem, 7vw, 5rem);
    line-height: 1.03;
    letter-spacing: -0.03em;
    text-wrap: balance;
}

.intro {
    margin: 0 auto;
    max-width: 58ch;
    color: var(--text-soft);
    font-size: clamp(1rem, 2vw, 1.22rem);
    line-height: 1.75;
}

.social-copy {
    margin: -0.15rem auto 0.1rem;
    max-width: 54ch;
    color: rgba(241, 245, 249, 0.85);
    font-size: 0.96rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.52rem;
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    text-decoration: none;
    color: var(--text);
    background: rgba(15, 23, 42, 0.42);
    backdrop-filter: blur(8px);
    transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.social-link span {
    font-weight: 600;
    font-size: 0.92rem;
}

.social-link:hover {
    transform: translateY(-2px);
    border-color: rgba(125, 211, 252, 0.65);
    background: rgba(30, 41, 59, 0.6);
    box-shadow: 0 12px 24px rgba(2, 6, 23, 0.3);
}

.actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 0.8rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 46px;
    padding: 0 1.2rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(135deg, #38bdf8, #818cf8);
    color: #02112a;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #7dd3fc, #a5b4fc);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.03);
}

.btn-ghost:hover {
    border-color: rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.08);
}

.copyright {
    margin-top: 0.55rem;
    font-size: 0.84rem;
    color: rgba(203, 213, 225, 0.84);
}

@media (max-width: 700px) {
    body {
        overflow: auto;
    }

    .landing {
        min-height: 100svh;
    }

    .landing::before {
        inset: 11% auto auto 50%;
        height: min(500px, 62vh);
    }

    .social-copy {
        font-size: 0.92rem;
    }

    .social-link {
        padding: 0.52rem 0.8rem;
    }

    .actions .btn {
        min-width: 225px;
    }
}